Cita APA (7th ed.)

Murphy, P. L. (1972). The Constitution in crisis times, 1918-1969. Harper Torchbooks.

Cita Chicago (17th ed.)

Murphy, Paul L. The Constitution in Crisis Times, 1918-1969. New York: Harper Torchbooks, 1972.

Cita MLA (9th ed.)

Murphy, Paul L. The Constitution in Crisis Times, 1918-1969. Harper Torchbooks, 1972.